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Yang, Tong
2195db241c
Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com> Reviewed-by: Rechenburg, Matthias <matthias.rechenburg@t-systems.com> Co-authored-by: Yang, Tong <yangtong2@huawei.com> Co-committed-by: Yang, Tong <yangtong2@huawei.com>
85 lines
9.4 KiB
HTML
85 lines
9.4 KiB
HTML
<a name="ALM-45182"></a><a name="ALM-45182"></a>
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<h1 class="topictitle1">ALM-45182 Number of Throttled OBS Operations Exceeds the Threshold</h1>
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<div id="body0000001291162330"><div class="section" id="ALM-45182__section13447226"><h4 class="sectiontitle">Description</h4><p id="ALM-45182__p61726833">The system checks whether the number of throttled OBS operations exceeds the threshold every 30 seconds. This alarm is generated when the number of throttled OBS operations exceeds the threshold.</p>
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<p id="ALM-45182__p1798194523016">This alarm is automatically cleared when the number of throttled OBS operations is less than the threshold.</p>
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</div>
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<div class="section" id="ALM-45182__section53916176"><h4 class="sectiontitle">Attribute</h4>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="ALM-45182__table169581736123413" frame="border" border="1" rules="all"><thead align="left"><tr id="ALM-45182__row16959183615347"><th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.2.2.1.4.1.1"><p id="ALM-45182__p295933673413">Alarm ID</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.2.2.1.4.1.2"><p id="ALM-45182__p1995993618344">Alarm Severity</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.2.2.1.4.1.3"><p id="ALM-45182__p9959123614348">Auto Clear</p>
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</th>
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</tr>
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</thead>
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<tbody><tr id="ALM-45182__row19959236103419"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.1.4.1.1 "><p id="ALM-45182__p179511920165120">45182</p>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.1.4.1.2 "><p id="ALM-45182__p28828553">Minor</p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.1.4.1.3 "><p id="ALM-45182__p53411432">Yes</p>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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<div class="section" id="ALM-45182__section15483537"><h4 class="sectiontitle">Parameters</h4>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="ALM-45182__table10459824153412" frame="border" border="1" rules="all"><thead align="left"><tr id="ALM-45182__row18459112413411"><th align="left" class="cellrowborder" valign="top" width="50%" id="mcps1.3.3.2.1.3.1.1"><p id="ALM-45182__p1145962433419">Name</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="50%" id="mcps1.3.3.2.1.3.1.2"><p id="ALM-45182__p6459132417341">Meaning</p>
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</th>
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</tr>
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</thead>
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<tbody><tr id="ALM-45182__row245982493413"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-45182__p17935380415">Source</p>
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</td>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-45182__p187931338134115">Specifies the cluster for which the alarm is generated.</p>
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</td>
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</tr>
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<tr id="ALM-45182__row74591242346"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-45182__p41293795">ServiceName</p>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-45182__p56463136">Specifies the service for which the alarm is generated.</p>
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</td>
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<tr id="ALM-45182__row34591724103420"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-45182__p23892775">RoleName</p>
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</td>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-45182__p56266616">Specifies the role for which the alarm is generated.</p>
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</td>
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<tr id="ALM-45182__row3459224193411"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-45182__p14847206">HostName</p>
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</td>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-45182__p61773077">Specifies the host for which the alarm is generated.</p>
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</td>
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</tr>
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<tr id="ALM-45182__row745972433415"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.1 "><p id="ALM-45182__p57854422">Trigger Condition</p>
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</td>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.3.2.1.3.1.2 "><p id="ALM-45182__p55696635">Specifies the threshold for triggering the alarm.</p>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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<div class="section" id="ALM-45182__section5134112"><h4 class="sectiontitle">Impact on the System</h4><p id="ALM-45182__p882792311375">Certain upper-layer big data computing tasks will fail to execute.</p>
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</div>
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<div class="section" id="ALM-45182__section46207013"><h4 class="sectiontitle">Possible Causes</h4><p id="ALM-45182__p13625171133619">The frequency of requesting OBS APIs is too high.</p>
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</div>
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<div class="section" id="ALM-45182__section135717615368"><h4 class="sectiontitle">Procedure</h4><ol id="ALM-45182__ol64950458558"><li id="ALM-45182__li5868113155910"><span>Log in to <span id="ALM-45182__text34789336432">MRS</span> Manager and choose <strong id="ALM-45182__b200828190235833">O&M</strong> > <strong id="ALM-45182__b167443762535833">Alarm</strong> > <strong id="ALM-45182__b145482719535833">Thresholds</strong>. On the <strong id="ALM-45182__b75118610735833">Thresholds</strong> page, choose <strong id="ALM-45182__b114115291035833">meta</strong> > <strong id="ALM-45182__b122227862035833">Number of Throttled OBS Operations</strong>. In the right pane, set <strong id="ALM-45182__b69159149035833">Threshold</strong> or <strong id="ALM-45182__b87912632635833">Trigger Count</strong> to a larger value as required.</span></li><li id="ALM-45182__li5001643585459"><span>Check whether the alarm is cleared.</span><p><ul class="subitemlist" id="ALM-45182__ul5612728785459"><li id="ALM-45182__li4030548885459">If yes, no further action is required.</li><li id="ALM-45182__li4351906785459">If no, go to <a href="#ALM-45182__li1689719391331">3</a>.</li></ul>
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</p></li><li class="subitemlist" id="ALM-45182__li1689719391331"><a name="ALM-45182__li1689719391331"></a><a name="li1689719391331"></a><span>Contact OBS <span id="ALM-45182__text11246943143217">O&M personnel</span> to check whether the OBS service is normal.</span><p><ul id="ALM-45182__ul891993717344"><li id="ALM-45182__li18919237193411">If yes, go to <a href="#ALM-45182__li19825189163317">4</a>.</li><li id="ALM-45182__li79611713356">If no, contact OBS <span id="ALM-45182__text5398124823216">O&M personnel</span> to restore the OBS service.</li></ul>
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</p></li></ol>
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<p class="tableheading" id="ALM-45182__p3538354385459"><strong id="ALM-45182__b6160463585522">Collect fault information.</strong></p>
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<ol start="4" id="ALM-45182__ol1135818342326"><li id="ALM-45182__li19825189163317"><a name="ALM-45182__li19825189163317"></a><a name="li19825189163317"></a><span>On <span id="ALM-45182__text8389173612203">MRS</span> Manager, choose <strong id="ALM-45182__b130653540035833">Cluster</strong> > <strong id="ALM-45182__b180954206735833">Services</strong> > <strong id="ALM-45182__b55786963035833">meta</strong>. On the page that is displayed, click the <strong id="ALM-45182__b70839354335833">Chart</strong> tab. On this tab page, select <strong id="ALM-45182__b171511540535833">OBS Throttled</strong> in the <strong id="ALM-45182__b145208013835833">Chart Category</strong> area. In the <strong id="ALM-45182__b195031385535833">Number of Throttled OBS Operations-All Instances</strong> chart, view the host name of the instance that has the maximum number of throttled OBS API calls. For example, the host name is <strong id="ALM-45182__b38951596535833">node-ana-coreUQqJ0002</strong>.</span><p><p id="ALM-45182__p10539165115524"><span><img id="ALM-45182__image6985930182018" src="en-us_image_0000001583087453.png"></span></p>
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</p></li><li id="ALM-45182__li41621464915"><span>Choose <strong id="ALM-45182__b90678520135833">O&M</strong> > <strong id="ALM-45182__b136809569535833">Log</strong> > <strong id="ALM-45182__b192316466435833">Download</strong> and select <strong id="ALM-45182__b6900429435833">meta</strong> and <strong id="ALM-45182__b137209569335833">meta</strong> under it for <strong id="ALM-45182__b152828524035833">Service</strong>.</span></li><li id="ALM-45182__li163591634183215"><span>Select the host obtained in <a href="#ALM-45182__li19825189163317">4</a> for <strong id="ALM-45182__b169799732135833">Hosts</strong>.</span></li></ol><ol start="7" id="ALM-45182__ol4790308885524"><li id="ALM-45182__li3699511985459"><span>Click <span><img id="ALM-45182__image104601319175315" src="en-us_image_0000001532607802.png"></span> in the upper right corner, and set <strong id="ALM-45182__b14684007735833">Start Date</strong> and <strong id="ALM-45182__b97280523435833">End Date</strong> for log collection to 30 minutes ahead of and after the alarm generation time respectively. Then, click <strong id="ALM-45182__b92218298235833">Download</strong>.</span></li><li id="ALM-45182__li4381466885459"><span>Contact <span id="ALM-45182__text126301214142412">O&M personnel</span> and provide the collected logs.</span></li></ol>
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</div>
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<div class="section" id="ALM-45182__section139011924373"><h4 class="sectiontitle">Alarm Clearing</h4><p id="ALM-45182__p19011213375">This alarm is automatically cleared after the fault is rectified.</p>
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</div>
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<div class="section" id="ALM-45182__section51780573"><h4 class="sectiontitle">Related Information</h4><p id="ALM-45182__p54528917">None</p>
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</div>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="mrs_01_1298.html">Alarm Reference (Applicable to MRS 3.x)</a></div>
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</div>
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</div>
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